body {
	display: flex;
	flex-direction: column;
	main {
		height: 100px;
		flex-grow: 1;
		overflow-y: auto;
	}

	//主体部分
	.main {
		padding: 20px;
		height: 100%;
	}
}

// /* 底部导航栏tabber */
.tabbar {
	width: 100%;
	height: 50px;
	display: flex;
	justify-content: space-around;
	align-items: center;
	background-color:rgba(255,255,255,0.9);
	box-shadow: 0 -5px 2px 0 #ccc;
	.active{
		color: #1684fc;
	}
	i {
		display: block;
		text-align: center;
		font-size: 20px;
	}
}
